China Changzhou Xindong Chemical Industry Development Co., Ltd. Company News

.gtr-container-news789 { font-family: Verdana, Helvetica, "Times New Roman", Arial, sans-serif; color: #333; line-height: 1.6; padding: 16px; max-width: 800px; margin: 0 auto; } .gtr-container-news789 .gtr-title { font-size: 18px; font-weight: bold; color: #0000FF; margin-bottom: 24px; text-align: left; } .gtr-container-news789 p { font-size: 14px; margin-bottom: 16px; text-align: left !important; } .gtr-container-news789 p:last-child { margin-bottom: 0; } @media (min-width: 768px) { .gtr-container-news789 { padding: 32px; } } Changzhou Xindong Chemical Recognized as National Green Factory The Ministry of Industry and Information Technology (MIIT) has officially released its 2025 National Green Factory list. Changzhou Xindong Chemical Industry Development Co., Ltd., a subsidiary of CNSIC Changzhou Chemical Co., Ltd., has been successfully selected. This prestigious national recognition in the field of green manufacturing affirms Xindong Chemical's commitment to green development and industrial transformation and upgrading. It also serves as the best testament to every employee's dedication to environmental protection and deep commitment to green production. As a subsidiary of a state-owned enterprise, Xindong Chemical has consistently taken proactive steps to align with the national carbon peak and carbon neutrality ("dual carbon") goals, forging a distinctive path for high-quality transformation in the traditional chemical industry. During the 14th Five-Year Plan period, the company has broken new ground through technological innovation. It has deepened industry-university-research collaboration, continuously advanced equipment upgrades and process optimization, and focused on developing high-value-added, low-energy-consumption chlorine-based products — pushing the product mix toward higher-end, greener solutions. In recent years, the company has completed multiple projects involving toluene chlorides and their derivatives, applying advanced process technologies such as heat pump distillation, falling film evaporation, and continuous centrifugal extraction. These innovations have significantly reduced product energy consumption, achieving annual cost savings and efficiency gains exceeding 10 million RMB. At the same time, Xindong Chemical has long been committed to green manufacturing, integrating environmental concepts into every aspect of production. Through technological innovation, the company has optimized production processes, reduced pollutant emissions, and improved resource utilization efficiency. It has previously received honors including National High-Tech Enterprise and Changzhou Smart Factory, fulfilling its mission to drive green development in the chemical industry. This National Green Factory recognition marks that Xindong Chemical's green manufacturing capabilities have reached the national first tier, further enhancing the company's brand influence and market competitiveness while injecting strong momentum into its high-quality development. Moving forward, Xindong Chemical will take this recognition as an opportunity to continue deepening its green manufacturing system, increase the development and application of green and low-carbon technologies, and strive to become a benchmark for green transformation in the traditional chemical industry — contributing to regional green development and the achievement of national "dual carbon" goals.

From March 17 to 19, 2026, the 26th China International Agrochemical & Crop Protection Exhibition (CAC 2026) will be grandly held at the National Exhibition and Convention Center (Shanghai). As a key player in the chemical industry, China Salt Changzhou &  Changzhou Xindong is thrilled to participate in this industry landmark event and extend a warm invitation to global customers. CAC 2026, a UFI-approved international exhibition, serves as a pivotal platform for agrotech, agrochemicals, crop protection, and related equipment sectors, gathering industry elites, cutting-edge technologies, and professional buyers from across the globe. It offers an unparalleled opportunity for in-depth exchanges, business cooperation, and insight sharing. At this exhibition, China Salt Changzhou &  Changzhou Xindong will set up its booth at Booth No. 52K08, where we will present our high-quality chemical product solutions, with a focus on our premium sodium hypochlorite solution and other core chemical products tailored for the agrochemical and related industries. Our professional team will be on-site to provide detailed product introductions, technical consultations, and personalized solutions based on customers' diverse needs. We sincerely welcome customers, partners, and industry peers from all over the world to visit our booth 52K08 during the exhibition. Let us meet face-to-face, engage in in-depth communication and negotiation, explore potential cooperation opportunities, and join hands to seek common development in the dynamic agrochemical market! Event Details: Exhibition: 26th China International Agrochemical & Crop Protection Exhibition (CAC 2026) Date: March 17-19, 2026 Venue: National Exhibition and Convention Center (Shanghai) Booth No.: 52K08 (China Salt Changzhou &  Changzhou Xindong)

We are pleased to announce the successful completion of a new packing trial for our South Korean client. For the first time, a full container load of 12 IBC tanks containing Benzyl Chloride (UN 1738) has been expertly secured and prepared for export. This efficient solution enhances loading safety. We are committed to delivering quality and reliability in every shipment.

We are pleased to announce the successful completion and dispatch of the Parachlorobenzyl Chloride order for our valued client in Japan. The cargo has been expertly packed and secured in accordance with all relevant safety and international shipping standards. This reliable and timely delivery underscores our commitment to providing exceptional service and high-quality products to our partners in Japan. We look forward to future collaborations.

In today’s competitive market, overseas buyers prioritize product consistency, certification, and transparent quality assurance. Our company specializes in benzyl chloride, chlorotoluene, chlorobenzaldehyde, chlorobenzoic acid, and dichloro derivatives, offering globally certified reliability. All products are manufactured under ISO 9001, REACH, and RoHS frameworks, supported by full COA, SDS, and batch traceability. Each shipment is packaged in UN-certified steel drums or IBC tanks with corrosion protection and tamper-proof seals. Our global clients in Europe, North America, and the Middle East rely on our consistent delivery performance and responsive after-sales technical support. With digital process monitoring and strict analytical testing (GC/HPLC), we maintain purity above 99.8 % across all product lines. By combining technical expertise, quality assurance, and logistic reliability, we have established long-term partnerships exceeding 10 years with leading distributors and end-users, reinforcing the trust in Chinese-made high-purity chlorinated intermediates.

Continuous chlorination is transforming the way 2,4-dichlorobenzyl chloride is produced for pharmaceutical, preservative, and agrochemical intermediates. Traditional batch processes suffer from high energy consumption and inconsistent reaction results. Our continuous-flow chlorination system automates raw material feeding, temperature control, and gas absorption. This innovation reduces energy use by 20 %, increases capacity by 30 %, and delivers > 99.7 % purity with chlorine utilization above 97 %. The reactors, lined with corrosion-resistant alloys, can run > 240 hours continuously without cleaning. Real-time monitoring via PLC ensures stable operation and consistent product quality. The resulting compound offers excellent performance in nucleophilic substitution and esterification reactions used in antiseptic and flavor manufacturing. Complying with ISO 9001 and REACH, our process helps customers achieve higher output with lower cost per ton, representing a sustainable solution for modern chlorinated benzyl compound production.

Xindong Electric Repair Factory, guided by the "Electric Repair Silversmith · Sharp Blade Plan", strengthens power safety during extreme heat, embodying the integrated approach to safety, production and technology. Tightening temporary electricity/special operations control A dedicated inspection team conducts thorough checks on over 70 temporary electrical boxes, verifying load-switch compatibility and ensuring proper daily shutdowns. This meticulous oversight eliminates hazards. Stepping up high-temperature patrols Inspection frequency doubles during peak heat. Using thermal imaging tools, key personnel monitor critical components like distribution box terminals and busbars. A 10-minute repair standard ensures rapid issue resolution. Enhancing heat safety training Through regular meetings, teams learn heat protection protocols. Strict PPE enforcement, rotation scheduling and first-aid training—paired with performance management—achieve zero violations and heat-related incidents. Refining emergency readiness Detailed response plans are in place, with managers overseeing functional supplies. Clear procedures for overheating scenarios and regular drills strengthen equipment safety safeguards.  

Xindong Company Completes 2025 Annual Overhaul: 150 Tasks Drive Efficiency Upgrades   From June 11-15, Xindong Company concluded its annual overhaul, integrating the annual plan with "Open Tender for Key Projects" across chlor-alkali, organic chemicals, and utility systems. 150 maintenance tasks enhanced equipment performance, safety, and production efficiency, laying groundwork for annual targets. ① Precise Control: Full-process Safety Management 3-month advanced planning with "one device, one strategy" for shutdown-maintenance-startup phases 110KV substation alternating outages completed 13 power equipment upgrades, ensuring segmented utility supply 735 special operations achieved "zero violations, zero accidents" ② Technical Breakthroughs: Targeted Bottleneck Solutions Chlor-Alkali Plant: Replaced alkali system valves, rectified chlorine safety hazards Organic Plant: Renewed 69m³ distillation tower packing, 1,000m pipelines, and 8 units Electrical Maintenance: Upgraded frozen denitrification DCS control, replaced steam distribution cylinder New Materials Plant: Retrofit distillation tower steam systems and mutual standby environmental facilities ③ Collaborative Efforts: 400 Staff in Round-the-Clock Operations Chlor-Alkali's ion membrane workshop ensured 24-hour nitrogen supply to prevent air ingress Organic Plant finished 18m³ low-iron packing replacement 11 hours ahead of schedule Safety team rectified 23 on-site issues; logistics guaranteed "zero material delays"   Post-overhaul Production Plan The chlorotoluene series production lines will resume operations promptly, with strict quality control measures in place to ensure consistent supply and service for clients. Xindong remains committed to delivering reliable products and meeting market demands with optimized productivity.   This overhaul exemplifies Xindong's tech-driven development. The company will advance "automation for labor reduction" and "digital transformation" to fuel annual profit goals.

As fine chemical manufacturing embraces Industry 4.0, the production of chlorobenzaldehyde is transitioning from manual control to AI-assisted intelligent synthesis. Traditional chlorination suffers from temperature fluctuations and side reactions, reducing yield and process safety. Our AI-driven control platform continuously adjusts reaction temperature, pressure, and chlorine flow in real time, improving yield by 5 % and cutting energy use by 12 %. The integrated GC module provides live data on product composition, ensuring purity of 99.8 % and color index ≤ 10 APHA. Operating in a fully enclosed reactor system, this technology enhances operator safety and ensures reproducibility across multiple production lines. The system automatically records operational data for audit and compliance purposes. With applications in pharmaceutical, agrochemical, and pigment manufacturing, our chlorobenzaldehyde has been recognized for consistent quality and efficient production control, setting a new benchmark in intelligent chlorination technology.

With rising environmental regulations, the manufacture of p-chlorobenzoic acid must balance high yield with low emissions. Traditional oxidation methods release significant VOCs and HCl, increasing compliance costs for chemical producers. Our proprietary integrated catalytic oxidation and tail-gas absorption system converts over 99 % of HCl while reducing VOC emissions by 80 %. Reaction temperatures of 130–150 °C and optimized oxygen feed maintain reaction selectivity above 95 %. Additionally, waste heat recovery and solvent recycling cut total energy use by 15 % (≈ 1.2 M kWh annually). This process fully complies with EU EHS and EPA Clean Air standards. The resulting p-chlorobenzoic acid features 99.8 % purity, excellent crystal uniformity, and a low moisture content of ≤ 0.05 %, suitable for pharmaceutical, polymer, and pigment intermediates. Customers benefit from improved process safety, easier permitting, and reduced carbon footprint, making our eco-engineered solution the preferred choice for sustainable chlorinated acid production.